Home / 181,867,769.80-272,801,654.70-109,308,358.60

Finding the Fourth Proportional to 181,867,769.80, 272,801,654.70 and 109,308,358.60

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Solution

The fourth proportional to 181,867,769.80, 272,801,654.70 and 109,308,358.60 is: 163,962,537.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,867,769.80 : 272,801,654.70 = 109,308,358.60 : x
  2. Step 2: Convert to fraction form
    181,867,769.80/272,801,654.70 = 109,308,358.60/x
  3. Step 3: Cross multiply
    181,867,769.80x = 272,801,654.70 × 109,308,358.60
  4. Step 4: Simplify right side
    181,867,769.80x = 29,819,501,098,620,972
  5. Step 5: Solve for x
    x = 29,819,501,098,620,972/181,867,769.80
  6. Step 6: Final answer
    x = 163,962,537.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.